Shimano 105 FC-R7100 Hollowtech II Crankset (Black)

For the 40th anniversary since its launch in 1982, the legendary 105 series gets its ultimate upgrade with Shimano's Di2 shifting technology. Maintaining an accessible price level, the precise shifting function, carefully tuned ratios, and reliable braking ecosystem bring top-tier Dura-Ace and Ultegra innovations to road cyclists everywhere.

The FC-R7100 2x12-speed crankset utilizes Shimano's proven hollow construction methods to deliver a visually striking, exceptionally lightweight, and rigid drivetrain component. Built on the guiding principles of Hollowtech II technology, it strikes the perfect balance between stiffness, rotational efficiency, weight, and stability, ensuring efficient power transmission on every ride.

Key Specifications

• Material: Aluminum

• Crank Arm Length Options: 160mm, 165mm

• Shifting Compatibility: 12-speed (2x)

• Bottom Bracket Axle Profile: 24mm Hollow Shaft

• Q-Factor / Chain Line: 148mm / 44.5mm

• Bolt Circle Diameter: 110mm

• Average Weight: 754g